The main sources of deforestation in the Amazon are human ______ and development of the land.
A. settlement
B. development
C. colony 容
D. farming
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The hunting for bio-fuels is ______ expansion of Brazilian agriculture.
A. consuming
B. stimulating
C. formulating
D. forcing
Environmentalists are concerned about loss of biodiversity that will result from ______ of the forest.
A. construction
B. instruction
C. production
D. destruction
Cellulosic ethanol can also be made from wood residues, _______ solid waste such as trash or garbage, paper and grasses.
A. municipal
B. multiple
C. suburban
D. city
The reduction in green house gas emissions from corn ethanol and cellulosic ethanol ______ with fossil fuels is drastic.
A. worked
B. compared
C. produced
D. competed